bug调试

1. ini_set() has been disabled for security reasons

ini_set()被禁用。方法：需要修改下php.ini配置，然后重启php

2.PHP Warning:  implode() : Invalid arguments passed in

3. Module 'memcached' already loaded in Unknown on line 0

去日志中查找 memcached字段：grep 'memcache' /home/xiaoju/php/logs/php-error.log -A 20 | tail

查找配置文件所在路径：/usr/local/php/bin/php --ini

去配置文件中查找memcached字段：grep memcache /etc/php/php.ini

4.PHP Strict Standards:

检查方法的参数个数